It looked like a bundle of glowing gas.

倒像是一团辉光云气。

youdao

ANALYSIS: Bean Nebula's Bubbles of Glowing gas.

分析：豆状星云的发光星云气泡。

youdao

It didn't look like matter.It looked like a bundle of glowing gas.

它看上去一点都不像物质，而更像是一团气体。

youdao

One shows the remains of a dying star four thousand light years away which has thrown off a cloud of glowing hydrogen gas.

VOA: special.2009.09.30

The wave of star birth will continue to migrate farther out in the nebula, he said, until in a few million years it will be a shell of glowing gas with its most massive stars at its periphery.

CNN: Stellar nursery in nearby galaxy teems with activity